package com.cskaoyan.mapper;

import com.cskaoyan.bean.User;
import org.apache.ibatis.annotations.Param;

public interface UserMapper {

    // 一对一的分次查询
    User selectUserById(@Param("id") Integer id);

    // 一对一的连接查询
    User selectUserByIdUseCrossQuery(@Param("id") Integer id);


}
